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 /*
  * This file is part of the KDE project
  * SPDX-FileCopyrightText: 2013 Arjen Hiemstra <ahiemstra@heimr.nl>
  *
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #ifndef KISINPUTBUTTON_H
 #define KISINPUTBUTTON_H
 
 #include <QPushButton>
 
 #include "input/kis_shortcut_configuration.h"
 
 /**
  * \brief A button that can detect input and will store its value.
  *
  * This button, when pressed, will detect input based on what type has been set.
  * It is mainly intended for shortcut configuration, that is, picking some input that is
  * later reused for shortcuts or similar.
  *
  */
 class KisInputButton : public QPushButton
 {
     Q_OBJECT
 public:
     /**
      * The type of button.
      */
     enum ButtonType {
         MouseType, ///< Detect and store any combination of pressed mouse buttons.
         KeyType, ///< Detect and store any combination of key presses.
         WheelType, ///< Detect and store mouse wheel movement.
     };
 
     /**
      * Constructor.
      */
     explicit KisInputButton(QWidget *parent = nullptr);
     /**
      * Destructor.
      */
     ~KisInputButton() override;
 
     /**
      * \return The type of input this button detects.
      */
     ButtonType type() const;
     /**
      * Set the type of input this button should detect.
      *
      * \param newType The type of input to detect.
      */
     void setType(ButtonType newType);
 
     /**
      * \return The list of keys that was detected. Only applicable when type is `KeyType`.
      */
     QList<Qt::Key> keys() const;
     /**
      * Set the list of keys to display.
      *
      * This is mostly intended to make sure the button displays the right keys when viewed
      * in a dialog or similar UI.
      *
      * Only applicable when type is `KeyType`.
      *
      * \param newKeys The list of keys to display.
      */
     void setKeys(const QList<Qt::Key> &newKeys);
 
     /**
      * \return The mouse buttons that were detected. Only applicable when type is `MouseType`.
      */
     Qt::MouseButtons buttons() const;
     /**
      * Set the mouse buttons to display.
      *
      * This is mostly intended to make sure the button displays the right buttons when viewed
      * in a dialog or similar UI.
      *
      * Only applicable when type is `MouseType`.
      *
      * \param newButtons The mouse buttons to display.
      */
     void setButtons(Qt::MouseButtons newButtons);
 
     /**
      * \return The mouse wheel movement that was detected. Only applicable when type is `WheelType`.
      */
     KisShortcutConfiguration::MouseWheelMovement wheel() const;
     /**
      * Set the mouse wheel movement to display.
      *
      * This is mostly intended to make sure the button displays the right wheel movement when
      * viewed in a dialog or similar UI.
      *
      * Only applicable when type is `WheelType`.
      *
      * \param wheel The wheel movement to display.
      */
     void setWheel(KisShortcutConfiguration::MouseWheelMovement wheel);
 
 public Q_SLOTS:
     /**
      * Clear all detected input and reset the button to an empty state.
      */
     void clear();
 
 Q_SIGNALS:
     /**
      * Emitted whenever one of the values (keys, buttons, wheel) changes.
      */
     void dataChanged();
 
 protected:
     void mousePressEvent(QMouseEvent *event) override;
     void mouseReleaseEvent(QMouseEvent *) override;
     void wheelEvent(QWheelEvent *event) override;
     void keyPressEvent(QKeyEvent *event) override;
     void keyReleaseEvent(QKeyEvent *event) override;
 
 private Q_SLOTS:
     void reset();
 
 private:
     class Private;
     Private *const d {nullptr};
 };
 
 #endif // KISINPUTBUTTON_H